测试结果表明，低温短期老化时沥青的质量增加，平均分子量增加。
The results indicated that the asphalt quality and its average molecular weights were increased after ageing of short duration at low temperature.
测试结果表明，低温短期老化时沥青的质量增加，平均分子量增加。
The results indicated that the asphalt quality and its average molecular weights were increased after ageing of short duration at low temperature.
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